London, England

A protester wearing a Tony Blair mask stands in a mock cage outside the building where the former British prime minister was testifying about the nation's involvement in the Iraq war.

A protester wearing a Tony Blair mask stands in a mock cage outside the building where the former British prime minister was testifying about the nation's involvement in the Iraq war. (Peter Macdiarmid / Getty Images)

A protester wearing a Tony Blair mask stands in a mock cage outside the building where the former British prime minister was testifying about the nation's involvement in the Iraq war.